发明名称 Telecommunication system having a capability of changing the alerting tone
摘要 A telecommunication system comprises a network for transmitting information, a plurality of terminals connected to the network for communicating to each other, a data base provided in the network and having a plurality of storage areas corresponding to the plurality of terminals for storing a plurality of alerting patterns, alerting tone selector for reading, on the basis of information for identifying a calling terminal, an alerting pattern specified at the calling terminal when there is a call incoming from the calling terminal to a called terminal, from a storage area in the data base corresponding to the called terminal, and alerting tone controller for controlling a called terminal on the basis of the alerting pattern and generating a corresponding alerting tone at the called terminal when there is an incoming call.
申请公布号 US5442692(A) 申请公布日期 1995.08.15
申请号 US19920949097 申请日期 1992.09.21
申请人 FUJITSU LIMITED 发明人 YAMAZAKI, YUKI;TASAKI, KOJI
分类号 H04M19/02;(IPC1-7):H04M3/02;H04M13/00;H04M3/42 主分类号 H04M19/02
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